CH56847A - Process for the preparation of a brown azo dye - Google Patents

Process for the preparation of a brown azo dye

Info

Publication number
CH56847A
CH56847A CH56847A CH56847DA CH56847A CH 56847 A CH56847 A CH 56847A CH 56847 A CH56847 A CH 56847A CH 56847D A CH56847D A CH 56847DA CH 56847 A CH56847 A CH 56847A
Authority
CH
Switzerland
Prior art keywords
preparation
azo dye
brown azo
brown
dye
Prior art date
Application number
CH56847A
Other languages
German (de)
Inventor
Farbwerke Vormals Mei Bruening
Original Assignee
Hoechst Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hoechst Ag filed Critical Hoechst Ag
Publication of CH56847A publication Critical patent/CH56847A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/24—Monoazo dyes prepared by diazotising and coupling from coupling components containing both hydroxyl and amino directing groups
    • C09B29/28—Amino naphthols
    • C09B29/30—Amino naphtholsulfonic acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
CH56847A 1911-09-27 1911-09-27 Process for the preparation of a brown azo dye CH56847A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH56847T 1911-09-27

Publications (1)

Publication Number Publication Date
CH56847A true CH56847A (en) 1912-11-16

Family

ID=4297648

Family Applications (1)

Application Number Title Priority Date Filing Date
CH56847A CH56847A (en) 1911-09-27 1911-09-27 Process for the preparation of a brown azo dye

Country Status (1)

Country Link
CH (1) CH56847A (en)

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